SUNLU 3KG PLA+2.0 3D Printer Filament, Large Spool PLA+ Filament, Tougher and Stronger, Dimensional Accuracy +/-, 3KG(6.6lbs)/1 Spool, Klein Blue

Well-known as much for their S1/S2 filament dryers as for the filament itself. The material catalog — PLA, PETG, ABS, TPU, silk — is broad and frequently discounted on Amazon. Solid all-around option.